Transaction not yet indexed

128tkRmE5kegD2s8d4V9KqXmdGmQcJSatJ8ESp6HvvaMJfR9ZDCJXJDa9btxNLVeBKrJrWPcY6Tg4E2tH9saNHn6

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.